Updated to Mojolicious 7.20

Change-Id: I3a194d4a4bc912950619a77e7a743c3f930eb544
diff --git a/script/korapxml2krill b/script/korapxml2krill
index 7974c76..b60eb59 100644
--- a/script/korapxml2krill
+++ b/script/korapxml2krill
@@ -930,7 +930,7 @@
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright (C) 2015-2016, L<IDS Mannheim|http://www.ids-mannheim.de/>
+Copyright (C) 2015-2017, L<IDS Mannheim|http://www.ids-mannheim.de/>
 
 Author: L<Nils Diewald|http://nils-diewald.de/>
 Contributor: Eliza Margaretha